It is better for the economy to be controlled by the public than by private interests, yes. You can study the democratizations of the economy made in AES states, and how the lives of the working class made the largest improvments.

I’d say it would be a good step to take if I thought it was legitimately possible in the current system. If it succeded, it would be good, but such a strategy has never worked before and there’s no evidence that it will.